<template>
  <div class="login-container">
    <el-card class="loginCard">
      <div class="divLeft">
        <el-form ref="loginForm" class="formLogin" :model="loginForm" :rules="loginRules" auto-complete="on" label-position="left">

          <div class="titleImg">
            <!-- <h3 class="title">Login Form</h3> -->
            <img src="@/assets/login/title.png" alt="">
          </div>

          <el-form-item prop="username" class="formItem">
            <!-- <span class="svg-container">
              <svg-icon icon-class="user" />
              <i class="el-icon-mobile-phone" />
            </span> -->
            <el-input
              ref="username"
              v-model="loginForm.username"
              placeholder="Username"
              name="username"
              type="text"
              tabindex="1"
              auto-complete="on"
              style="display:flex"
            >

              <template slot="prepend">
                <i class="el-icon-mobile-phone" />
              </template>
            </el-input>
          </el-form-item>

          <el-form-item prop="password" class="formItem" style="display:flex">
            <!-- <span class="svg-container">
              <svg-icon icon-class="password" />
            </span> -->
            <el-input
              :key="passwordType"
              ref="password"
              v-model="loginForm.password"
              :type="passwordType"
              placeholder="Password"
              name="password"
              tabindex="2"
              auto-complete="on"
              style="display:flex;"
              @keyup.enter.native="handleLogin"
            >
              <template slot="prepend">
                <i class="el-icon-unlock" />
              </template>
              <span slot="append" class="show-pwd" @click="showPwd">
                <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
                <!-- <i class="el-icon-view" /> -->
              </span>
            </el-input>
          </el-form-item>
          <el-checkbox v-model="checked">记住密码</el-checkbox>

          <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleLogin">立即登录</el-button>

        </el-form>
        <!-- <el-form class="formLogin">
          <div class="titleImg">
            <img src="@/assets/login/title.png" alt="">
          </div>
          <el-form-item>
            <el-input />
          </el-form-item>
          <el-form-item>
            <el-input />
          </el-form-item>
          <el-button>立即登录</el-button>
        </el-form> -->
      </div>
      <div class="divRight" />

    </el-card>
  </div>
</template>

<script>
import { validUsername } from '@/utils/validate'

export default {
  name: 'Login',
  data() {
    const validateUsername = (rule, value, callback) => {
      if (!validUsername(value)) {
        callback(new Error('Please enter the correct user name'))
      } else {
        callback()
      }
    }
    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('The password can not be less than 6 digits'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        username: 'admin',
        password: '111111'
      },
      loginRules: {
        username: [{ required: true, trigger: 'blur', validator: validateUsername }],
        password: [{ required: true, trigger: 'blur', validator: validatePassword }]
      },
      loading: false,
      passwordType: 'password',
      redirect: undefined,
      checked: false
    }
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },

  methods: {
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          this.$store.dispatch('user/login', this.loginForm).then(() => {
            this.$router.push({ path: this.redirect || '/' })
            this.loading = false
          }).catch(() => {
            this.loading = false
          })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    }
  }
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg:#fff;
$light_gray:#fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg:#fff;
$dark_gray:#889aa4;
$light_gray:#eee;

// .login-container {
//   min-height: 100%;
//   width: 100%;
//   background-color: $bg;
//   overflow: hidden;

//   .login-form {
//     position: relative;
//     // width: 520px;
//     max-width: 100%;
//     padding: 160px 0px 0;
//     margin: 0 auto;
//     overflow: hidden;
//   }

//   .tips {
//     font-size: 14px;
//     color: #fff;
//     margin-bottom: 10px;

//     span {
//       &:first-of-type {
//         margin-right: 16px;
//       }
//     }
//   }

//   .svg-container {
//     padding: 6px 5px 6px 15px;
//     color: $dark_gray;
//     vertical-align: middle;
//     width: 30px;
//     display: inline-block;
//   }

//   .title-container {
//     position: relative;

//     .title {
//       font-size: 26px;
//       color: $light_gray;
//       margin: 0px auto 40px auto;
//       text-align: center;
//       font-weight: bold;
//     }
//   }

//   .show-pwd {
//     position: absolute;
//     right: 10px;
//     top: 7px;
//     font-size: 16px;
//     color: $dark_gray;
//     cursor: pointer;
//     user-select: none;
//   }
// }

.loginCard {
  width: 958px;
  height: 516px;
  // background-color: pink;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
  border-radius: 30px;
  .divLeft {
    float: left;
    width: 398px;
    height: 100%;
    .formLogin {
      padding: 72px 30px 30px;
      .titleImg {
        padding-left: 78px;
        img {
          width: 150px;
        }
      }
      .formItem {
        margin-top: 30px;
        margin-bottom: 40px;
        // display: flex;
        .svg-container {
          width: 50px;
          height: 50px;
          display: inline-block;
          background-color: #e9e7e7;
          font-size: 30px;
          text-align: center;
        }
      }
    }
  }
  .divRight {
    float: right;
    // background-color: blue;
    width: 560px;
    height: 516px;
    background-image: url("~@/assets/login/contentBg.png");
  background-size: contain;
  }
}
::v-deep .el-card__body {
  height: 0px;
  padding: 0;

}
::v-deep .el-input input {
  width: 313px;
  color: black;
}
::v-deep .el-input-group__append {
  background-color: #e5e5e4;
}
::v-deep .el-checkbox {
  margin-bottom: 20px;
}
</style>
